Alpha Technologies XM2, XM2-HV, XM2-HP - Manual (Page 68)

Active Alarm or
Abnormal Condition
Probable Causes of Alarm Corrective Action
Low Batt Volts
Bad Batteries or 36 Volt battery string
below 33.0 Vdc or 48 Volt battery string
below 44.0 Vdc, Inverter Module not
seated or AC Input Fail or Inverter
Module Failure
1. Check Battery Voltage and
compare to Displayed Battery
Voltage
2. Check for correct battery capacity
on Set-up Menu.
3. Check for AC Input Voltage present
4. Open the Battery Circuit Breaker
and
5. Pull out the Inverter Module
6. Verify Inverter Module securely
connected.
7. Re-seat the Inverter Module
8. Turn the Battery Circuit Breaker
back on.
9. Replace Inverter Module
High Batt Volts
36 Volt battery string above 45.0Vdc or,
48V battery string above 60.0Vdc
1. Check Charger settings.
No Batteries
Detected the absence of batteries
(alarm inactive when battery
capacity set to 0)
1. Check Battery breaker
2. Check Connections
3. Check battery Fuse
4.4 Alarm Indications, continued
Active Alarm or
Abnormal Condition
Alarm States Corrective Action
Output Overload
(XM2)
Overload Indication
Current Range
(approx. %)
1. Check Output current on the
display. If Output Current is >
100% of rating, correct overload
conditions.
2. Check the configuration switch
settings on the Power Distribution
Board match those required for the
power supply.
3. Turn all power off, wait 10
seconds, turn all power back on.
4. Check that configuration settings
on display (press UP and Enter
simultaneously) match the
configuration switch settings on
the Power Distribution Board.
5. If PIM option installed, check PIM
limits on display
6. Replace Inverter Module
7. Replace power supply
Alarm, no shutdown 110 to 115%
Alarm, shutdown in 30m 115 to 125%
Alarm, shutdown in 10m 125 to 150%
Alarm, shutdown in 30s >150%
Alarm, shutdown in <15s Short circuit
68 017-805-B0-010 Rev. K2